公开(公告)号：US20210277320A1

公开(公告)日：2021-09-09

申请号：US17255906

申请日：2019-07-01

Applicant: Innospec Limited

Inventor： Torsten Meyer

IPC: C10L10/14 ,  C10L1/14 ,  C10L1/197 ,  C10L1/196 ,  C10L1/2383

Abstract: A method of improving the low temperature properties of a middle distillate fuel composition comprising: (a) a nitrogen-containing dispersant; and (b) one or more low temperature property enhancers which are not fumarate vinyl ester copolymers and which are selected from (x) wax antisettling additives; (y) middle distillate flow improvers and mixtures thereof; the method comprising adding to the fuel an additive (c) which is a copolymer comprising units of formula (A): and units of formula (B): wherein R is an alkyl group and each of R1 and R2 is an alkyl group.